Sign cover



FIG. 1 shows a top perspective view of the sign cover.

FIG. 2 shows a bottom perspective view of the sign cover.

FIG. 3 shows a front elevation view of the sign cover, the back side being a mirror image thereof.

FIG. 4 shows a left side elevation view of the sign cover, the right side being a mirror image thereof.

FIG. 5 shows a top plan view of the sign cover; and,

FIG. 6 shows a bottom plan view of the sign cover.

The broken lines shown in the drawings illustrate environment, and form no part of the claimed design. 

CLAIM The ornamental design for the sign cover, as shown and described. 